<!doctype html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport"
          content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <script src="https://cdn.jsdelivr.net/npm/vue/dist/vue.js"></script>
    <title>VueDome2</title>
</head>
<body>
<div id="app">
    <p>{{ message }}</p>
    <button v-on:click="onclickReverse">消息反转</button>
</div>
</body>
<script type="text/javascript">
    var app = new Vue ({
        el: '#app',
        data: {
            message: 'Hello, VUe.js!'
        },
        methods: {
            onclickReverse: function () {
                this.message = this.message.split('').reverse().join('');
            }
        }
    })
</script>
</html>